CN208839327U - Exhaust gas filtering device at smoke exhaust pipe for combustion boiler - Google Patents

Exhaust gas filtering device at smoke exhaust pipe for combustion boiler Download PDF

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Publication number
CN208839327U
CN208839327U CN201821399941.7U CN201821399941U CN208839327U CN 208839327 U CN208839327 U CN 208839327U CN 201821399941 U CN201821399941 U CN 201821399941U CN 208839327 U CN208839327 U CN 208839327U
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CN
China
Prior art keywords
burning boiler
filter
waste heat
exhaust pipe
bolted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821399941.7U
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Chinese (zh)
Inventor
李淑兰
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Hubei Aifuwei Environmental Energy Technology Co ltd
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Hubei Aifuwei Environmental Energy Technology Co ltd
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Filing date
Publication date
Application filed by Hubei Aifuwei Environmental Energy Technology Co ltd filed Critical Hubei Aifuwei Environmental Energy Technology Co ltd
Priority to CN201821399941.7U priority Critical patent/CN208839327U/en
Application granted granted Critical
Publication of CN208839327U publication Critical patent/CN208839327U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

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  • Treating Waste Gases (AREA)

Abstract

The utility model discloses a burning boiler is with tub tail gas filter equipment of department of discharging fume, the on-line screen storage device comprises a base, there is the burning boiler top through bolted connection, and the top of burning boiler is connected with the blast pipe through the cutting ferrule, there are four equidistance second supporting legs that distribute at the top of base through bolted connection, and there is waste heat recovery case at the top of second supporting leg through bolted connection. The utility model discloses in, through being provided with the suction pump, the spray pipe, the hole for water spraying, filter the box, the defogging filter layer, when high temperature waste gas passes through the blast pipe and gets into the waste heat recovery case, the suction pump will pass through the hole for water spraying blowout of seting up on the spray pipe with the desulfurization agent in the waste heat recovery case, the area of contact of desulfurization agent with high temperature waste gas has been increased, the effect of desulfurization has been improved, simultaneously can detach the dust in the waste gas, waste gas after the desulfurization simultaneously lets in the filter box and filters the back through the defogging filter layer and discharges, the suction pump has increased exhaust efficiency.

Description

Tail gas filter at a kind of burning boiler smoke exhaust pipe
Technical field
The present invention relates to tail gas filterings at Industrial Boiler Technology field more particularly to a kind of burning boiler smoke exhaust pipe to fill It sets.
Background technique
Currently, using fire coal, fuel oil, biomass fuel as the cement plant of fuel, power plant, iron and steel enterprise, district heating system Nitrogen, sulphur, oxycarbide in the flue gas of discharge containing high concentration, had not both met the environmental requirement being increasingly stringenter, to ecology yet Environmental and human health impacts cause direct harm.
Therefore carrying out processing to the flue gas generated after fuel combustion using suitable mode is control discharge of poisonous waste Most effective approach, in order to meet environmental requirements and reduce harm of the smoke pollution to human body, industrial enterprise and district heating system Flue gas purification device is all used, since existing flue gas purification device is mostly in conjunction with boiler, to will lead to the weight bearing of boiler Greatly, boiler is influenced greatly, while the high-temp waste gas that boiler generates is directly discharged in atmosphere, has not only caused pollution but also has wasted A large amount of heat realizes that the effective recycling of waste heat will generate huge society under energy supply increasingly intense situation Benefit and economic benefit.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of burning boiler smoke evacuation proposed Tail gas filter at pipe.
To achieve the goals above, present invention employs following technical solutions:
Tail gas filter at a kind of burning boiler smoke exhaust pipe, including pedestal, the top of the pedestal pass through bolt and connect It is connected to burning boiler, and the top of burning boiler is connected with exhaust pipe by cutting ferrule, is bolted at the top of the pedestal There are four the second supporting legs equidistantly distributed, and the recycling bins that have surplus heat are bolted at the top of the second supporting leg, described Air blower it has been bolted at the top of pedestal, the top side of the pedestal is bolted that there are four equidistantly distribute The first supporting leg, and filter box has been bolted at the top of the first supporting leg, has been opened at the top of the waste heat recycling bins Air inlet pipe is connected with by cutting ferrule equipped with first through hole, and inside first through hole, one end of the air inlet pipe offers air inlet, And the inner wall of air inlet has filter screen by screw connection, it is flat that the inner wall bottom of the waste heat recycling bins is welded with trapezoidal installation Platform, and suction pump has been bolted at the top of trapezoidal mounting platform, and the bottom water inlet of suction pump is connected by pipeline There is filtering net cylinder, the bottom of the waste heat recycling bins offers sewage draining exit, and the bottom of sewage draining exit is connected with blowdown by pipeline Valve, the waste heat recycling bins are connect with filter box by pipeline, water outlet are offered at the top of the filter box, and go out The bottom at the mouth of a river is connected with hot-water line by cutting ferrule, and demisting filter layer, institute has been bolted in the inner wall of the filter box It states and is welded with water inlet pipe at the top of waste heat recycling bins, and be connected through a screw thread sealing cover at the top of the outer wall of water inlet pipe.
Preferably, the waste heat recycling bins and burning boiler are penetrated through by exhaust pipe connects, and air blower and burning boiler It is connected by pipeline.
Preferably, the air inlet pipe of the waste heat recycling bins internal stretch in the shape of a spiral, and the other end and drum of air inlet pipe Blower is connected by cutting ferrule.
Preferably, the top of the suction pump is connected with sparge pipe by cutting ferrule, and the outer wall of sparge pipe offers equidistantly Hole for water spraying from distribution.
Preferably, the inside of the waste heat recycling bins is filled with sulfur elimination, and packing volume is three points of waste heat recycling bins One of.
Preferably, the hot-water line is spirally coiled in the inner wall of filter box, and the bottom side of filter box offers Water inlet.
Preferably, the side of the filter box is connected with aspiration pump by pipeline, and the side of aspiration pump passes through pipeline It is connected with gas vent.
The invention has the benefit that
1, tail gas filter at burning boiler proposed by the present invention smoke exhaust pipe, by be provided with exhaust pipe, suction pump, Sparge pipe, hole for water spraying, filter box, demisting filter layer, when high-temp waste gas enters waste heat recycling bins by exhaust pipe, suction pump It will be sprayed with the sulfur elimination in waste heat recycling bins by the hole for water spraying opened up on sparge pipe, and increase sulfur elimination and high-temp waste gas Contact area improves the effect of sulphur removal, while can remove the dust in exhaust gas, while the exhaust gas after sulphur removal is passed through Rose Box It is discharged after being filtered in vivo by demisting filter layer, aspiration pump increases exhaust efficiency.
2, tail gas filter at burning boiler proposed by the present invention smoke exhaust pipe, by be provided with air inlet pipe, filter screen, Air is drawn into intratracheally by the filter screen that air blower, air blower are installed by air inlet inner wall, and air inlet pipe in waste heat by returning The coiling of case inside spin to be received, the contact area with high-temp waste gas is increased, air blower blasts the air after heating in burning boiler, Cold air entrance is avoided, the reduction of burning boiler temperature is made.
3, tail gas filter at burning boiler proposed by the present invention smoke exhaust pipe, by being provided with filter box, water inlet Cold water is passed through from water inlet, passes through by being equipped with the hot-water line of spiral inside filter box by mouth, hot-water line, outlet pipe Warm water after heating, is discharged by water outlet, sufficiently returns the thermal energy of high-temp waste gas by the intracorporal high-temp waste gas heating of Rose Box It receives and utilizes, save the energy.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of tail gas filter at a kind of burning boiler smoke exhaust pipe proposed by the present invention;
Fig. 2 is the A structural schematic diagram of tail gas filter at a kind of burning boiler smoke exhaust pipe proposed by the present invention;
Fig. 3 is the positive structure diagram of tail gas filter at a kind of burning boiler smoke exhaust pipe proposed by the present invention.
In figure: 1 pedestal, 2 exhaust pipes, 3 air inlet pipe, 4 filter screens, 5 air inlets, 6 water inlet pipes, 7 sealing covers, 8 water outlets, 9 Filter box, 10 demisting filter layers, 11 gas vents, 12 aspiration pumps, 13 water inlets, 14 first supporting legs, 15 sparge pipes, 16 are drawn water Pump, 17 filtering net cylinders, 18 air blowers, 19 trapezoidal mounting platforms, 20 blowdown valves, 21 sewage draining exits, 22 hole for water sprayings, 23 second supports Leg, 24 waste heat recycling bins, 25 hot-water lines.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, the top of tail gas filter at a kind of burning boiler smoke exhaust pipe, including pedestal 1, pedestal 1 is logical It crosses and has been bolted burning boiler, and the top of burning boiler is connected with exhaust pipe 2 by cutting ferrule, the top of pedestal 1 passes through spiral shell The second supporting leg 23 equidistantly distributed there are four connecing is tethered, and the top of the second supporting leg 23 is bolted and has surplus heat back Receive case 24, the top of pedestal 1 has been bolted air blower 18, the top side of pedestal 1 be bolted there are four etc. First supporting leg 14 of range distribution, and filter box 9, waste heat recycling bins have been bolted in the top of the first supporting leg 14 24 top offers first through hole, and is connected with air inlet pipe 3 by cutting ferrule inside first through hole, and one end of air inlet pipe 3 opens up There is air inlet 5, and the inner wall of air inlet 5 has filter screen 4 by screw connection, the inner wall bottom of waste heat recycling bins 24 is welded with ladder Shape mounting platform 19, and the top of trapezoidal mounting platform 19 has been bolted suction pump 16, and the bottom of suction pump 16 into The mouth of a river is connected with filtering net cylinder 17 by pipeline, and the bottom of waste heat recycling bins 24 offers sewage draining exit 21, and the bottom of sewage draining exit 21 Portion is connected with sewage draining valve 20 by pipeline, and waste heat recycling bins 24 are connect with filter box 9 by pipeline, the top of filter box 9 Portion offers water outlet 8, and the bottom of water outlet 8 is connected with hot-water line 25 by cutting ferrule, and the inner wall of filter box 9 passes through bolt It is connected with demisting filter layer 10, the top of waste heat recycling bins 24 is welded with water inlet pipe 6, and passes through spiral shell at the top of the outer wall of water inlet pipe 6 Line is connected with sealing cover 7.
In the present invention, waste heat recycling bins 24 and burning boiler are connected by the perforation of exhaust pipe 2, and air blower 18 and burning pot Furnace is connected by pipeline, and the air inlet pipe 3 of 24 internal stretch of waste heat recycling bins in the shape of a spiral, is capable of increasing and connects with high-temp waste gas Contacting surface product, improves heating efficiency, and the other end of air inlet pipe 3 is connect with air blower 18 by cutting ferrule, and the top of suction pump 16 is logical It crosses cutting ferrule and is connected with sparge pipe 15, and the outer wall of sparge pipe 15 offers the hole for water spraying 22 equidistantly distributed, waste heat recycling bins 24 Inside be filled with sulfur elimination, and packing volume is the one third of waste heat recycling bins, and hot-water line 25 is spirally coiled in Rose Box The inner wall of body 9, and the bottom side of filter box 9 offers water inlet 13, the side of filter box 9 is connected with pumping by pipeline Air pump 12, and the side of aspiration pump 12 is connected with gas vent 11 by pipeline.
Working principle: when high-temp waste gas enters waste heat recycling bins 24 by exhaust pipe 2, suction pump 16 will be recycled with waste heat Sulfur elimination in case 24 is sprayed by the hole for water spraying 22 opened up on sparge pipe 15, increases the contact surface of sulfur elimination and high-temp waste gas Product, improves the effect of sulphur removal, while can remove the dust in exhaust gas, the exhaust gas after sulphur removal is passed through filter box by pipeline It is discharged after being filtered in 9 by demisting filter layer 10, aspiration pump 12 increases exhaust efficiency, and air blower 18 passes through 5 inner wall of air inlet The filter screen 4 of installation by air be pumped into air inlet pipe 3 in, air inlet pipe 3 by 24 inside spin of waste heat recycling bins coil, increase with The contact area of high-temp waste gas, air blower 18 blast the air after heating in burning boiler, avoid cold air entrance, make to fire Enamelware pot furnace temperature reduces, and by being equipped with the hot-water line 25 of spiral inside filter box 9, cold water is passed through from water inlet 13, By the high-temp waste gas heating in filter box 9, the warm water after heating is discharged by water outlet 8.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (7)

1. tail gas filter at a kind of burning boiler smoke exhaust pipe, including pedestal (1), which is characterized in that the pedestal (1) Burning boiler has been bolted in top, and the top of burning boiler is connected with exhaust pipe (2), the pedestal by cutting ferrule (1) the second supporting leg (23) equidistantly distributed there are four being bolted at the top of, and the top of the second supporting leg (23) It is bolted the recycling bins that have surplus heat (24), air blower (18), the bottom has been bolted at the top of the pedestal (1) The top side of seat (1) is bolted that there are four the first supporting legs (14) for equidistantly distributing, and the first supporting leg (14) Top be bolted filter box (9), offer first through hole, and first at the top of the waste heat recycling bins (24) It is connected with air inlet pipe (3) inside through-hole by cutting ferrule, one end of the air inlet pipe (3) offers air inlet (5), and air inlet (5) inner wall has filter screen (4) by screw connection, and it is flat that the inner wall bottom of the waste heat recycling bins (24) is welded with trapezoidal installation Platform (19), and suction pump (16) have been bolted at the top of trapezoidal mounting platform (19), and the bottom of suction pump (16) into The mouth of a river is connected with filtering net cylinder (17) by pipeline, and the bottom of the waste heat recycling bins (24) offers sewage draining exit (21), and is arranged The bottom of dirty mouth (21) is connected with sewage draining valve (20) by pipeline, and the waste heat recycling bins (24) pass through with filter box (9) Pipeline connects, and offers water outlet (8) at the top of the filter box (9), and the bottom of water outlet (8) is connected with by cutting ferrule The inner wall of hot-water line (25), the filter box (9) has been bolted demisting filter layer (10), the waste heat recycling bins (24) it is welded at the top of water inlet pipe (6), and has been connected through a screw thread sealing cover (7) at the top of the outer wall of water inlet pipe (6).
2. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that described remaining Recuperation of heat case (24) and burning boiler are connected by exhaust pipe (2) perforation, and air blower (18) and burning boiler are connected by pipeline It connects.
3. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that described remaining In the shape of a spiral, and the other end of air inlet pipe (3) passes through the air inlet pipe (3) of recuperation of heat case (24) internal stretch with air blower (18) Cutting ferrule connection.
4. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that the pumping The top of water pump (16) is connected with sparge pipe (15) by cutting ferrule, and the outer wall of sparge pipe (15) offers the spray equidistantly distributed Water hole (22).
5. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that described remaining The inside of recuperation of heat case (24) is filled with sulfur elimination, and packing volume is the one third of waste heat recycling bins.
6. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that the heat Water pipe (25) is spirally coiled in the inner wall of filter box (9), and the bottom side of filter box (9) offers water inlet (13).
7. tail gas filter at a kind of burning boiler smoke exhaust pipe according to claim 1, which is characterized in that the mistake The side of filter box body (9) is connected with aspiration pump (12) by pipeline, and the side of aspiration pump (12) is connected with exhaust by pipeline Hole (11).
CN201821399941.7U 2018-08-29 2018-08-29 Exhaust gas filtering device at smoke exhaust pipe for combustion boiler Expired - Fee Related CN208839327U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821399941.7U CN208839327U (en) 2018-08-29 2018-08-29 Exhaust gas filtering device at smoke exhaust pipe for combustion boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821399941.7U CN208839327U (en) 2018-08-29 2018-08-29 Exhaust gas filtering device at smoke exhaust pipe for combustion boiler

Publications (1)

Publication Number Publication Date
CN208839327U true CN208839327U (en) 2019-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821399941.7U Expired - Fee Related CN208839327U (en) 2018-08-29 2018-08-29 Exhaust gas filtering device at smoke exhaust pipe for combustion boiler

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111059561A (en) * 2019-12-25 2020-04-24 东莞市建安管桩有限公司 Tubular pile boiler steam system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111059561A (en) * 2019-12-25 2020-04-24 东莞市建安管桩有限公司 Tubular pile boiler steam system

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190510

Termination date: 20190829